Table 2 Thermodynamic parameters calculated by Eyring equationa

From: Chiral BINOL-phosphate assembled single hexagonal nanotube in aqueous solution for confined rearrangement acceleration

Substrate

Catalyst

∆H‡ (kcal mol-1)

∆S‡ (cal mol-1 K-1)

∆∆H‡ (e.u.)b

∆∆S‡ (e.u.)

S1

Blank

21.4 (0.2)

−13.2 (0.7)

―

―

Nanotube

21.0 (0.6)

−8.9 (1.9)

−0.4

4.3

S2

Blank

21.2 (0.3)

−12.3 (1.1)

―

―

Nanotube

20.3 (0.4)

−6.1 (1.4)

−0.9

6.2

  1. aEyring equation: \({{{{\mathrm{ln}}}}}\frac{k}{T}=\frac{{-\Delta H}^{{{\ddagger}} }}{R}\frac{1}{T}+{{{{\mathrm{ln}}}}}\frac{{k}_{B}}{h}+\frac{{\Delta S}^{{{\ddagger}} }}{R}\,(2)\). be.u. Equivalent unit.
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